CN203689147U - New energy vehicle battery management unit master and slave control board hardware-in-the loop test system - Google Patents
New energy vehicle battery management unit master and slave control board hardware-in-the loop test system Download PDFInfo
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- CN203689147U CN203689147U CN201420004273.9U CN201420004273U CN203689147U CN 203689147 U CN203689147 U CN 203689147U CN 201420004273 U CN201420004273 U CN 201420004273U CN 203689147 U CN203689147 U CN 203689147U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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Abstract
The utility model relates to a new energy vehicle battery management unit master and slave control board hardware-in-the loop test system which comprises a battery management unit, a hardware-in-the-loop simulation unit, a battery unit simulation device, a calibration measuring device and a test PC host computer. The battery management unit is connected with the hardware-in-the-loop simulation unit, the battery unit simulation device and the calibration measuring device respectively through wire harness, the hardware-in-the-loop simulation unit is connected with the test PC host computer through a cable, the hardware-in-the-loop simulation unit is connected with the battery unit simulation device through an internal CAN and is communicated with the battery unit simulation device through a CAN protocol, and the calibration measuring device is connected with the test PC host computer. The new energy vehicle battery management unit master and slave control board hardware-in-the loop test system has the advantages that the master control boards and all slave control boards of a new energy pure electric vehicle battery management unit can be comprehensively tested, and since the battery unit simulation device is used to simulate the charging, discharging and balancing processes of a battery unit, the whole test period is reduced to 1/5 of that of a bench test.
Description
Technical field
The utility model relates to the master and slave control plate of a kind of new energy vehicle battery management unit hardware in loop-around test system.
Background technology
The development prospect of new-energy automobile is wide, will inevitably become the main traffic trip instrument of future world.New-energy automobile is widely regarded as one of main path of problems such as solving automobile exhaust pollution and petroleum-based energy shortage, along with raising, the market of new-energy automobile technology are universal and fast-developing, the properties of product to its key components and parts, reliability, security also propose more and more higher requirement.Electrokinetic cell and battery management unit, as New-energy electric vehicle core component, are responsible for the Power supply of automobile and store, and affect the performance of electric automobile, serviceable life and security performance.Especially battery management unit (generally adopts distributed structure, by a master control borad and multiplely form from control plate) controlling the complicated charge and discharge process of electrokinetic cell, undertaking detection and the reply of the various abnormality to electrokinetic cell and processing, to guaranteeing that electrokinetic cell safety, efficient operation play decisive role.Therefore, before entrucking, whole battery management unit being carried out to comprehensive functional test is necessary.
Mainly to carry out in engine bench test system to the laboratory test of New-energy electric vehicle battery management unit at present, adopt dynamometer machine, the operating condition of the equipment simulating car loads such as turntable, motor and electrokinetic cell etc. all adopt real equipment, by the signals such as real electric current, voltage, temperature access respectively battery management unit master control borad and from control plate.This method involves great expense, and floor area is large, and it is long that stand is built the time, flexible poor, be difficult to the functional test that simulated failure is carried out abnormal system, high voltage power battery also can threaten to operating personnel's safety, and because the time that the charges and discharge length of real battery makes whole test period very long.
Utility model content
The purpose of this utility model is to provide the master and slave control plate of a kind of new energy vehicle battery management unit hardware in loop-around test system, to overcome prior art above shortcomings.
The purpose of this utility model is achieved through the following technical solutions:
The master and slave control plate of a kind of new energy vehicle battery management unit hardware is in loop-around test system, comprise battery management unit, hardware in loop simulation unit, battery unit analog machine, calibration measurements equipment and test PC host computer, described battery management unit by wire harness respectively with hardware in loop simulation unit, battery unit analog machine and calibration measurements equipment connection; Described hardware is connected with test PC host computer by netting twine in loop simulation unit, and described hardware is connected by inner CAN with battery unit analog machine in loop simulation unit and with the communication of CAN agreement; Described calibration measurements equipment is connected by USB with test PC host computer.
Further, described battery management unit is made up of from control plate a master control borad and some, described master control borad with between plate, be connected by CAN and with the communication of inner CAN agreement, battery management unit is real controller hardware from controlling.
Further, described battery unit analog machine comprise with from the identical some cells of control plate quantity, battery unit analog machine is voltage and the temperature for simulating accurately all batteries monomer, battery unit analog machine can be furnished with fault injection module, simulates the faults such as short circuit, cable electric leakage, when battery pole back connection; Described in each, cell is all furnished with an electric loading, can simulate initiatively and passive load-balancing function; Battery unit analog machine can be furnished with current detecting unit, to detect euqalizing current and leakage current.
Further, described some are connected respectively from control plate and described several cells, the voltage of battery unit analog machine simulation and temperature signal by wire harness be connected to battery management unit from controlling plate.
Further, between described calibration measurements equipment and battery management unit, adopt the CCP communications protocol communication connection of standard, can read and write in real time the data of battery management unit main control unit controller inside and by these data for controlling winding or observation.
Further, described test PC host computer with ICP/IP protocol and hardware in loop simulation unit communication.
Further, described hardware comprises programmable power supply, controls slave computer, bus communication board, digital-to-analog conversion conditioning board, analog to digital conversion board, PWM and digital I/O board, temperature simulation board, fault simulation simulation card and virtual emulation model in real time in loop simulation unit.
Further, described virtual emulation model is run in real-time control slave computer and comprise whole vehicle model, motor model, AC charging machine model and DC charging motor model, and whole vehicle model comprises pilot model, vehicle dynamic model and environmental model.
The beneficial effects of the utility model are: the master and slave control plate of new energy vehicle battery management unit of the present utility model hardware can comprehensively be tested from control plate to new forms of energy pure electric automobile battery management unit master control borad with all in loop-around test system, as the functional test of normolineal various operating mode functional tests and abnormal system; Owing to having adopted battery unit analog machine to come charging, electric discharge, the balancing procedure of simulated battery unit, make whole test period reduce to 1/5 of engine bench test.
Accompanying drawing explanation
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is that the master and slave control plate of new energy vehicle battery management unit hardware described in the utility model embodiment is at loop-around test system architecture theory diagram.
In figure:
1, calibration measurements equipment; 2, battery management unit; 3, master control borad; 4, from control plate; 5, battery unit analog machine; 6, hardware is in loop simulation unit; 7, programmable power supply; 8, bus communication board; 9, digital-to-analog conversion conditioning board; 10, analog to digital conversion board; 11, PWM and digital I/O board; 12, test PC host computer; 13, temperature simulation board; 14, fault simulation simulation card; 15, virtual emulation model; 16, control in real time slave computer.
Embodiment
As shown in Figure 1, the master and slave control plate of new energy vehicle battery management unit hardware described in the utility model embodiment is in loop-around test system, comprise battery management unit 2, hardware in loop simulation unit 6, battery unit analog machine 5, calibration measurements equipment 1 and test PC host computer 12, described battery management unit 2 by wire harness respectively with hardware in loop simulation unit 6, battery unit analog machine 5 and calibration measurements equipment 1 is connected; Described hardware is connected and communicates by letter with ICP/IP protocol with test PC host computer 12 by netting twine in loop simulation unit 6; Described hardware is connected by inner CAN with battery unit analog machine 5 in loop simulation unit 6 and with the communication of CAN agreement; Described calibration measurements equipment 1 is connected by USB with test PC host computer 12, between calibration measurements equipment 1 and battery management unit 2, adopt standard CCP communications protocol, be connected, can read and write in real time the data of battery management unit 2 main control unit controller inside and by these data for controlling winding or observation.
Described battery management unit 2 is made up of from control plate 4 master control borad 3 and some, described master control borad 3 with between control plate 4, be connected and with the communication of inner CAN agreement by CAN, battery management unit 2 is real controller hardwares, and it is connected into hardware at loop simulation unit 6 and battery unit analog machine 5 by wire harness; From control plate 4, temperature, voltage message are issued to master control borad 3, master control borad 3 sends back to equalization information from control plate 4 and processes.
Described battery unit analog machine 5 comprise with from the identical some cells of control plate 4 quantity, some are connected respectively with described several cells from control plate 4, battery unit analog machine 5 is used for simulating accurately voltage and the temperature of all batteries monomer, the voltage that battery unit analog machine 5 is simulated and temperature signal by wire harness be connected to battery management unit 2 from control plate 4; Described in each, cell is all furnished with an electric loading, can simulate initiatively and passive load-balancing function; Battery unit analog machine 5 can be furnished with current detecting unit, to detect euqalizing current and leakage current, also can be furnished with fault injection module, simulates the faults such as short circuit, cable electric leakage, when battery pole back connection.
Described hardware comprises programmable power supply 7, controls slave computer 16, bus communication board 8, digital-to-analog conversion conditioning board 9, analog to digital conversion board 10, PWM and digital I/O board 11, temperature simulation board 13, fault simulation simulation card 14 and virtual emulation model 15 in real time in loop simulation unit 6.Hardware is to gather for the driving signal such as the positive relay of master, main negative relay of the main control unit output to battery management unit 2 at the assembly of loop simulation unit 6 on the one hand, afterwards these information is passed to virtual emulation model 15; On the other hand, according to the control strategy in virtual emulation model 15, the collection signal of the output feedback signal of virtual emulation model 15 and electric current, voltage sensor, the activation of charging set and be connected the signals such as confirmation and feed back to through digital-to-analog conversion again the main control unit of battery management unit 2, complete the winding of whole control.
Described virtual emulation model 15 with in 6 collaborative works of hardware-in-the-loop simulation unit, electric signal and bus signals are sent to the master control borad 3 of battery management unit 2 and from control plate 4, measure electric signal and the bus signals of battery management unit output simultaneously, and the virtual emulation model 15 that result is passed in slave computer continues to process, according to the control strategy in virtual emulation model 15, the output of virtual emulation model 25 feeds back to battery management unit 2 again through digital-to-analog conversion, complete the winding of whole control, for whole battery management unit 2 provides the various operating conditions of vehicle, can be intactly to the normolineal functional test of battery management unit 2 main control unit (control strategy realization).
Described hardware can be used for simulating the most common failure of multiple main control unit at the component faults analog simulation board 14 of loop simulation unit 6, comprises open circuit, short circuit and the virtual connection of signal.Battery unit analog machine 5 can simulated battery monomer the fault such as short circuit, cable electric leakage, reversal connection.Separately be aided with the mode of the multiple manufacturing fault that this system provides, setting value as manual in CAN signal sends fault value, in virtual emulation model 15, the behavior of manual setting main control unit feedback signal fault, can complete the functional test (fault diagnosis and fault handling) of the abnormal system to whole battery management unit 2.
The related software that is moving engineering management, test and management and automated execution on described test PC host computer 12, offers man-machine interface to user.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (8)
1. the master and slave control plate of a new energy vehicle battery management unit hardware is in loop-around test system, comprise that battery management unit (2), hardware, at loop simulation unit (6), battery unit analog machine (5), calibration measurements equipment (1) and test PC host computer (12), is characterized in that: described battery management unit (2) is connected at loop simulation unit (6), battery unit analog machine (5) and calibration measurements equipment (1) with hardware respectively by wire harness; Described hardware is connected with test PC host computer (12) by netting twine in loop simulation unit (6), and described hardware is connected by inner CAN with battery unit analog machine (5) in loop simulation unit (6); Described calibration measurements equipment (1) is connected by USB with test PC host computer (12).
2. the master and slave control plate of new energy vehicle battery management unit according to claim 1 hardware is in loop-around test system, it is characterized in that: described battery management unit (2) is made up of from control plate (4) a master control borad (3) and some, described master control borad (3) be connected by CAN from controlling between plate (4).
3. the master and slave control plate of new energy vehicle battery management unit according to claim 2 hardware, in loop-around test system, is characterized in that: described battery unit analog machine (5) comprise with from the identical some cells of control plate (4) quantity and described in each cell be all furnished with an electric loading.
4. the master and slave control plate of new energy vehicle battery management unit according to claim 3 hardware, in loop-around test system, is characterized in that: described some are connected respectively from control plate (4) and described several cells.
5. the master and slave control plate of new energy vehicle battery management unit according to claim 4 hardware, in loop-around test system, is characterized in that: between described calibration measurements equipment (1) and battery management unit (2), adopt the CCP communications protocol communication connection of standard.
6. the master and slave control plate of new energy vehicle battery management unit according to claim 5 hardware, in loop-around test system, is characterized in that: described test PC host computer (12) is communicated by letter in loop simulation unit (6) with hardware with ICP/IP protocol.
7. the master and slave control plate of new energy vehicle battery management unit according to claim 6 hardware, in loop-around test system, is characterized in that: described hardware comprises programmable power supply (7), controls slave computer (16), bus communication board (8), digital-to-analog conversion conditioning board (9), analog to digital conversion board (10), PWM and digital I/O board (11), temperature simulation board (13), fault simulation simulation card (14) and virtual emulation model (15) in real time in loop simulation unit (6).
8. the master and slave control plate of new energy vehicle battery management unit according to claim 7 hardware, in loop-around test system, is characterized in that: described virtual emulation model (15) comprises whole vehicle model, motor model, AC charging machine model and DC charging motor model.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004273.9U CN203689147U (en) | 2014-01-03 | 2014-01-03 | New energy vehicle battery management unit master and slave control board hardware-in-the loop test system |
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| CN201420004273.9U CN203689147U (en) | 2014-01-03 | 2014-01-03 | New energy vehicle battery management unit master and slave control board hardware-in-the loop test system |
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| CN203689147U true CN203689147U (en) | 2014-07-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134115A (en) * | 2019-06-06 | 2019-08-16 | 东风汽车集团有限公司 | New energy vehicle power battery management system hardware-in―the-loop test platform and test method |
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2014
- 2014-01-03 CN CN201420004273.9U patent/CN203689147U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134115A (en) * | 2019-06-06 | 2019-08-16 | 东风汽车集团有限公司 | New energy vehicle power battery management system hardware-in―the-loop test platform and test method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20220103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |